I was quite suprised you had not looked at the points and timing Voli.
There are still some improvements available for her.
1, New points and condenser
2, Set timing and check all the way to full advance
3, Set the dwell and timing median between the two cylinders
4, Modern Made in China 5 ohm coils
5, Fit pedal set for hill climbing
6, Wearing riding gear that dosent puff out to Michelin proportions at 100km/h
7, Leaving the panniers at home.
8, Fitting some tyres that are not from a deleated stock line from 5-6 years ago.
9, Duck down at high speeds, or at least when approaching the speed limit.